diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c')
-rw-r--r-- | drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c | 40 |
1 files changed, 26 insertions, 14 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c index 4a4894e9d9c9..f4c9a458ace8 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn31/dcn31_clk_mgr.c @@ -87,7 +87,7 @@ int dcn31_get_active_display_cnt_wa( const struct dc_link *link = dc->links[i]; /* abusing the fact that the dig and phy are coupled to see if the phy is enabled */ - if (link->link_enc->funcs->is_dig_enabled && + if (link->link_enc && link->link_enc->funcs->is_dig_enabled && link->link_enc->funcs->is_dig_enabled(link->link_enc)) display_count++; } @@ -142,6 +142,7 @@ static void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, if (new_clocks->zstate_support == DCN_ZSTATE_SUPPORT_ALLOW && new_clocks->zstate_support != clk_mgr_base->clks.zstate_support) { dcn31_smu_set_Z9_support(clk_mgr, true); + dm_helpers_enable_periodic_detection(clk_mgr_base->ctx, true); clk_mgr_base->clks.zstate_support = new_clocks->zstate_support; } @@ -166,6 +167,7 @@ static void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, if (new_clocks->zstate_support == DCN_ZSTATE_SUPPORT_DISALLOW && new_clocks->zstate_support != clk_mgr_base->clks.zstate_support) { dcn31_smu_set_Z9_support(clk_mgr, false); + dm_helpers_enable_periodic_detection(clk_mgr_base->ctx, false); clk_mgr_base->clks.zstate_support = new_clocks->zstate_support; } @@ -217,14 +219,17 @@ static void dcn31_update_clocks(struct clk_mgr *clk_mgr_base, update_dispclk = true; } - /* TODO: add back DTO programming when DPPCLK restore is fixed in FSDL*/ if (dpp_clock_lowered) { // increase per DPP DTO before lowering global dppclk + dcn20_update_clocks_update_dpp_dto(clk_mgr, context, safe_to_lower); dcn31_smu_set_dppclk(clk_mgr, clk_mgr_base->clks.dppclk_khz); } else { // increase global DPPCLK before lowering per DPP DTO if (update_dppclk || update_dispclk) dcn31_smu_set_dppclk(clk_mgr, clk_mgr_base->clks.dppclk_khz); + // always update dtos unless clock is lowered and not safe to lower + if (new_clocks->dppclk_khz >= dc->current_state->bw_ctx.bw.dcn.clk.dppclk_khz) + dcn20_update_clocks_update_dpp_dto(clk_mgr, context, safe_to_lower); } // notify DMCUB of latest clocks @@ -366,32 +371,32 @@ static struct wm_table lpddr5_wm_table = { .wm_inst = WM_A, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 5.32, - .sr_enter_plus_exit_time_us = 6.38, + .sr_exit_time_us = 11.5, + .sr_enter_plus_exit_time_us = 14.5, .valid = true, }, { .wm_inst = WM_B, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.82, - .sr_enter_plus_exit_time_us = 11.196, + .sr_exit_time_us = 11.5, + .sr_enter_plus_exit_time_us = 14.5, .valid = true, }, { .wm_inst = WM_C, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.89, - .sr_enter_plus_exit_time_us = 11.24, + .sr_exit_time_us = 11.5, + .sr_enter_plus_exit_time_us = 14.5, .valid = true, }, { .wm_inst = WM_D, .wm_type = WM_TYPE_PSTATE_CHG, .pstate_latency_us = 11.65333, - .sr_exit_time_us = 9.748, - .sr_enter_plus_exit_time_us = 11.102, + .sr_exit_time_us = 11.5, + .sr_enter_plus_exit_time_us = 14.5, .valid = true, }, } @@ -518,14 +523,21 @@ static unsigned int find_clk_for_voltage( unsigned int voltage) { int i; + int max_voltage = 0; + int clock = 0; for (i = 0; i < NUM_SOC_VOLTAGE_LEVELS; i++) { - if (clock_table->SocVoltage[i] == voltage) + if (clock_table->SocVoltage[i] == voltage) { return clocks[i]; + } else if (clock_table->SocVoltage[i] >= max_voltage && + clock_table->SocVoltage[i] < voltage) { + max_voltage = clock_table->SocVoltage[i]; + clock = clocks[i]; + } } - ASSERT(0); - return 0; + ASSERT(clock); + return clock; } void dcn31_clk_mgr_helper_populate_bw_params( @@ -640,7 +652,7 @@ void dcn31_clk_mgr_construct( sizeof(struct dcn31_watermarks), &clk_mgr->smu_wm_set.mc_address.quad_part); - if (clk_mgr->smu_wm_set.wm_set == 0) { + if (!clk_mgr->smu_wm_set.wm_set) { clk_mgr->smu_wm_set.wm_set = &dummy_wms; clk_mgr->smu_wm_set.mc_address.quad_part = 0; } |